/*
 * Atomic Predicates for Transformers
 * 
 * Copyright (c) 2015 UNIVERSITY OF TEXAS AUSTIN. All rights reserved. Developed
 * by: HONGKUN YANG and SIMON S. LAM http://www.cs.utexas.edu/users/lam/NRL/
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * with the Software without restriction, including without limitation the
 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
 * sell copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * 
 * 1. Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the following disclaimers.
 * 
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimers in the documentation
 * and/or other materials provided with the distribution.
 * 
 * 3. Neither the name of the UNIVERSITY OF TEXAS AUSTIN nor the names of the
 * developers may be used to endorse or promote products derived from this
 * Software without specific prior written permission.
 * 
 * 4. Any report or paper describing results derived from using any part of this
 * Software must cite the following publication of the developers: Hongkun Yang
 * and Simon S. Lam, Scalable Verification of Networks With Packet Transformers
 * Using Atomic Predicates, IEEE/ACM Transactions on Networking, October 2017,
 * Volume 25, No. 5, pages 2900-2915 (first published as IEEE Early Access
 * Article, July 2017, Digital Object Identifier: 10.1109/TNET.2017.2720172).
 * 
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * CONTRIBUTORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS WITH
 * THE SOFTWARE.
 */
package transformer;

import java.io.File;
import java.io.IOException;
import java.io.PrintWriter;

public abstract class NATTester extends Tester{
    
    public NATTester(String outputfolder, String outputfilename, int longest_run, int w, double t)
    {
        super(outputfolder, outputfilename, longest_run, w, t);
    }
    
    
    public void add_nat_allrouters(int nat_number) throws IOException
    {
        PerformanceEvaluation pe = new PerformanceEvaluation(window_size, threshold);
        
        File thedir = new File(outputfolder);
        if(!thedir.exists())
        {
              thedir.mkdir();
        }
        
        for(int i = 0; i < longest_run; i ++)
        {
            System.gc();
            System.gc();
            
            pe.add_data(one_run(nat_number));
            if(pe.is_stable())
            {
                PrintWriter pw = new PrintWriter(new File(outputfolder + outputfilename));
                pw.println(pe.get_mean());
                pw.close();
                
                return;
            }
        }
        
        PrintWriter pw = new PrintWriter(new File(outputfolder + outputfilename));
        pw.println(pe.get_mean());
        pw.close();

    }
    
    public abstract double one_run(int nat_number);

}
